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Communication SystemsAmplitude Modulation

For the same 1 MHz carrier modulated by 5 kHz, the lower sideband frequency is?

  • A995 kHz
  • B1.005 MHz
  • C1.050 MHz
  • D5 kHz
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Correct Answer: A. 995 kHz
Explanation: The lower sideband is fc-fm=1000 kHz-5 kHz=995 kHz.
Reference: Standard communication systems: amplitude modulation
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